TWI616407B - organic sludge combustion equipment - Google Patents

Abstract

An organic sludge burning device comprises a fuel conveying device, a sludge conveying device, a dispersing device, a material discharging device and a boiler, the fuel conveying device is used for carrying and conveying the main fuel, and the sludge conveying device is used for carrying and conveying the sludge material And the end of the sludge conveying device is located above the fuel conveying device, the dispersing device is used for laying the sludge material on the sludge conveying device, and the discharging device is arranged at the end of the fuel conveying device, and in use, the sludge conveying device is utilized The sludge material is transported to the surface of the main fuel carried by the fuel conveying device for mixing, and then transported by the material discharging device into the boiler for combustion, and the upper and lower layers are fed to allow the sludge material to fall to the main fuel before combustion. Mixing above to avoid agglomeration of sludge material and main fuel, to achieve the effect of improving combustion efficiency.

Description

Organic sludge burning equipment

The invention relates to an organic sludge burning device, in particular to an organic sludge burning device which adopts more than one lower layer feeding mode, which only drops the sludge material to the surface of the main fuel before combustion to avoid agglomeration of the sludge material and the main fuel.

According to the vigorous development of science and technology, Taiwan produces 2.4 million tons of organic sludge every year due to home life, animal husbandry or industrial activities. The main components of organic sludge are water, organic matter and inorganic substances. The main technical practice in the market is direct. The organic sludge and the fuel are placed in a mixer at a certain ratio, and then mixed into a boiler and heated at a high temperature of 850 ° C to extract water vapor, burn organic matter, and then recover heat and inorganic materials, but the organic sludge moisture content is about 80%, therefore, when the organic sludge is mixed with the fuel for mixing, it is easy to cause agglomeration due to the influence of the temperature and humidity of the storage environment, and the agglomerated organic sludge mixed with fuel is liable to cause smoldering when burning. The boiler temperature cannot rise smoothly to a predetermined temperature, and the combustion efficiency is greatly reduced.

Therefore, how to solve the above-mentioned problems and shortcomings is the subject of research and development that the relevant industry is eager to develop.

The main purpose of the invention is to use the upper and lower layer feeding mode to allow the sludge material to fall above the main fuel for mixing before combustion, to avoid agglomeration of the sludge material and the main fuel, and to cause smoldering during combustion. To achieve the effect of improving combustion efficiency.

The secondary object of the present invention is to uniformly mix organic sludge and wood chip powder with a mixer to form a sludge mixture to reduce the moisture content of the organic sludge, and to mix the low-humidity sludge mixture into the boiler for combustion. During operation, the remaining water in the sludge mixture can be quickly forced out to stabilize and increase the temperature in the boiler, and the combustion efficiency can be improved.

In order to achieve the above object, the organic sludge burning apparatus of the present invention comprises a fuel conveying device, a sludge conveying device, a dispersing device, a material discharging device and a boiler, and the fuel conveying device is used for carrying and conveying main fuel and sludge conveying. The device is used for carrying and transporting sludge material, and the end of the sludge conveying device is located on the upper side of the fuel conveying device, and the dispersing device is used for dispersing the sludge material, so that the sludge material is laid on the sludge conveying device The above-mentioned dispensing device is rotatably disposed at the end of the fuel conveying device, and in use, the sludge conveying device is used to transport the sludge material, so that the sludge material falls onto the surface of the main fuel carried by the fuel conveying device for mixing, and then The fuel delivery device transports the mixed main fuel and sludge material to the end of the fuel delivery device, and is then dialed into the boiler for combustion operation to avoid agglomeration of the main fuel and the sludge material during mixing, thereby improving combustion efficiency.

The above organic sludge burning apparatus, wherein the sludge material is dehydrated and dried organic sludge.

The above organic sludge burning equipment, wherein the sludge material is a sludge mixture of organic sludge mixed with wood dust to reduce the moisture content of the organic sludge.

The organic sludge burning apparatus described above is further provided with a mixer for stirring the organic sludge and the wood powder, stirring to form a sludge mixture, and then transporting by the sludge conveying device.

In the above organic sludge burning apparatus, the material discharging device has a roller and a guiding slanting plate, the roller is disposed at the end of the fuel conveying device, and a plurality of squeegees are radially disposed on the outer circumference, and the plurality of squeegees are driven by the roller And rotating, the main fuel and the sludge material are separated from the fuel conveying device, the guiding slanting plate is arranged on the lower side of the roller, and one end is connected to the end of the fuel conveying device, and the other end is connected to the inside of the boiler for receiving the scraped plate from The main fuel and sludge material are separated from the fuel delivery device and guided into the boiler for combustion.

In the above organic sludge burning apparatus, the dispersing device has a plurality of baffles, and the plurality of baffles are disposed at intervals above the sludge conveying device, and the distance between the baffles and the conveying device is along the end of the sludge conveying device. The direction is decremented.

In the above organic sludge burning apparatus, the baffle of the dispersing device is V-shaped, and the opening faces the end of the sludge conveying device, and the sludge material is dispersed and spread on the sludge along the side edge of the baffle. On the conveyor.

Referring to the first to fourth figures, it can be clearly seen from the figure that the organic sludge burning apparatus of the present invention comprises a fuel conveying device 1, a sludge conveying device 2, a dispersing device 3, and a material discharging device 4. And boiler 5, where:

The fuel delivery device 1 has a horizontally disposed fuel delivery belt 11 and carries and transports the main fuel 6 with a fuel delivery belt 11.

The sludge transporting device 2 has a horizontally disposed sludge conveying belt 21, and carries and transports the sludge material 7 by the sludge conveying belt 21, and the end of the sludge conveying device 2 is located in the fuel conveying belt of the fuel conveying device 1. Above the 11 , a high level difference is formed with the fuel conveyor belt 11.

The dispersing device 3 has a plurality of V-shaped baffles 31, and the plurality of V-shaped baffles 31 are spaced above the sludge transporting belt 21 of the sludge transporting device 2, and open toward the end of the sludge transporting device 2, and The distance between each of the baffles 31 and the sludge transporting device 2 is decreased in the direction of the end of the sludge transporting device 2.

The feeding device 4 has a roller 41 and a guiding swash plate 43. The roller 41 is disposed at the end of the fuel conveying device 1 and has a plurality of squeegees 42 disposed radially on the outer periphery thereof. The guiding swash plate 43 is disposed on the slanting plate 43. The lower side of the roller 41 is connected to the end of the fuel delivery device 1 at one end and to the inside of the boiler 5 at the other end.

The boiler 5 is used for incinerating the main fuel 6 and the sludge substance 7, and the operating temperature thereof can be adjusted according to the composition of the sludge substance 7. In the present embodiment, the operating temperature of the boiler 5 is about 850 ° C to reduce the dioxin It forms and reduces the content of phosphates in fly ash.

The aforementioned main fuel 6 is coal, waste wood, waste rubber, waste plastic, heavy oil or diesel oil. In the present embodiment, the main fuel 6 is wood chips of waste wood.

The sludge material 7 described above is an organic sludge 71 which has been subjected to dehydration and drying treatment. In use, the sludge 7 is transported by the sludge conveyor belt 21 of the sludge transfer device 2 to transport the organic sludge 71. Driven by the sludge conveyor belt 21, the plurality of baffles 31 along the dispersing device 3 are gradually expanded and the side edges are dispersed, and are laid flat on the sludge conveyor belt 21, and sequentially pass through the plurality of height-reducing baffles 31, progressively. The thickness of the organic sludge 71 is laid on the sludge conveyor belt 21, and the organic sludge 71 is transported by the sludge conveyor belt 21 of the sludge conveying device 2, so that the organic sludge 71 falls to the lower fuel conveyor belt 11 The primary fuel 6 is preliminarily mixed, and the primary mixed fuel 6 and the organic sludge 71 are transported to the end of the fuel delivery device 1 by the fuel delivery belt 11 of the fuel delivery device 1. At this time, the dispensing device 4 The plurality of squeegees 42 are rotated by the rollers 41 to displace the main fuel 6 and the organic sludge 71 from the fuel conveyor belt 11 of the fuel delivery device 1, and the guide swash plates 43 on the lower side of the plurality of squeegees 42 are Receiving the main fuel 6 and the organic sewage which are separated from the fuel delivery device 1 by the scraper 42 71 is mixed twice and guided into the boiler 5 for combustion to incinerate the main fuel 6 and the organic sludge 71, and the organic sludge 71 is fed by the fuel conveying device 1 and the sludge conveying device 2 and the lower layer feeding mode. Before the combustion, it falls to the top of the main fuel 6 for mixing, so as to avoid the agglomeration of the organic sludge 71 and the main fuel 6, and the smoldering phenomenon occurs during combustion, thereby achieving the effect of improving the combustion efficiency.

Referring to the fifth and sixth figures, it can be clearly seen from the figure that the second embodiment of the present invention is different from the above-described first embodiment in that the organic sludge burning apparatus is further provided with a mixer 8, a mixer. The 8 series is connected to the front end of the sludge transfer device 2. In use, the organic sludge 71 and the wood powder 9 are first placed in the mixer 8 to be stirred, and the organic sludge 71 and the wood powder 9 are uniformly mixed to form a sludge mixture. 72, which is transported to the sludge conveyor belt 21 of the sludge conveying device 2 to reduce the moisture content of the organic sludge 71, and allows the low-humidity sludge mixture 72 to mix the main fuel 6 into the boiler 5 for combustion operation, and can be quickly The remaining moisture in the sludge mixture 72 is forced out to stabilize and increase the temperature in the boiler 5, and the effect of improving the combustion efficiency can be achieved as well.

1‧‧‧fuel delivery device

11‧‧‧fuel conveyor belt

2‧‧‧Sludge conveyor

21‧‧‧Sludge conveyor belt

3‧‧‧Dispersing device

31‧‧‧Baffle

4‧‧‧Material device

41‧‧‧Roller

42‧‧‧Scraper

43‧‧‧ guiding swash plate

5‧‧‧Boiler

6‧‧‧Main fuel

7‧‧‧Sludge material

71‧‧‧Organic sludge

72‧‧‧Sludge mixture

8‧‧‧Mixer

9‧‧‧Sawdust powder

The first figure is a schematic view showing the state of use of the first embodiment of the present invention. The second drawing is a plan view showing the state of use of the first embodiment of the present invention. The third drawing is a cross-sectional view of the sludge transport device and the dispersing device of the present invention. The fourth figure is a block diagram of the first embodiment of the present invention. The fifth drawing is a schematic view showing the state of use of the second embodiment of the present invention. Figure 6 is a block diagram of a second embodiment of the present invention.

Claims (6)

An organic sludge burning device comprises a fuel conveying device, a sludge conveying device, a dispersing device, a material discharging device and a boiler, wherein the fuel conveying device is used for carrying and conveying the main fuel, and the sludge conveying device is used for carrying and conveying Sludge material, and the end of the sludge conveying device is located on the upper side of the fuel conveying device, and the dispersing device is used for dispersing the sludge material, so that the sludge material is laid flat on the sludge conveying device, and the above-mentioned discharging device is rotated The utility model is disposed at the end of the fuel conveying device. The material discharging device has a roller and a guiding slanting plate. The roller is disposed at the end of the fuel conveying device, and a plurality of squeegees are radially disposed on the outer periphery, and the plurality of squeegees are rotated by the roller. The main fuel and the sludge material are separated from the fuel conveying device, and the guiding swash plate is disposed on the lower side of the roller, and one end is connected to the end of the fuel conveying device, and the other end is connected to the inside of the boiler for receiving the scraped plate from the fuel conveying device. The fuel and sludge materials are separated from the main fuel and guided into the boiler for combustion. When used, the sludge transport device is used to transport the sludge material. The sludge material is dropped onto the surface of the main fuel carried by the fuel delivery device for mixing, and then the mixed main fuel and sludge material are transported to the end of the fuel delivery device by the fuel delivery device, and then transferred to the boiler by the dispensing device. The combustion operation avoids agglomeration of the main fuel and the sludge material during mixing, thereby improving combustion efficiency. The organic sludge burning apparatus according to claim 1, wherein the sludge material is dehydrated and dried organic sludge. The organic sludge burning apparatus according to claim 1, wherein the sludge material is a sludge mixture of organic sludge mixed with wood dust to reduce the moisture content of the organic sludge. The organic sludge burning apparatus according to claim 1, further comprising a mixer for stirring the organic sludge and the wood powder, stirring to form a sludge mixture, and then transporting by the sludge conveying device. The organic sludge burning apparatus according to claim 1, wherein the dispersing device has a plurality of baffles, and the plurality of baffles are disposed at intervals above the sludge conveying device, and between the baffles and the conveying device The distance is decremented along the direction of the end of the sludge transport device. The organic sludge burning apparatus according to claim 5, wherein the baffle of the dispersing device is V-shaped, and the opening faces the end of the sludge conveying device, and the sludge material is gradually expanded along the baffle. Disperse and spread on the sludge conveyor.